Carton



0. BLITZ Nov. 3, 1931.

CARTON 2 Sheets-Sheet v 1 I INVENTOR.

ATTORNEY Filed June 11 1930 Nov. 3, 1931.

o. BLITZ CARTON" Filed June 11 19:50

2 Sheets-Sheet 2 INVENTOR.

ATTORNEY Patented Nov. 3, 1931 UNITED STATES PATENT OFFICE I one nnrrz, or ommn, canny-cam camou- Application fled June 11, 1980. Serial 10. mass.

This invention is for a folding carton especiall adapted to the packaging of eggs and similar commodities, and has for its main object the revision of a carton which may be acked at, quickly formed into a carton, an when the cover is closed in, forms a secured package which is not readily opened, due to the grip of the turn down portlon of the cover between the duplex corner folds. 19 Another object of the invention isto rovide a carton of the type described 'whic is inexpensively produced and which'isquickly formed into a carton without inconvenience or the adjustment or engagement of flaps or 15 ton es.

e invention is adequately illustrated in the accompanying'drawings m which Fig. 1 is a plan view of the carton in un-. folded position;

20' Fig. 2 is aperspective view of the carton in fold position; 51g. 3 indicates the final fold of the carton,

an v Fig. 4 is a perspective view showing the a carton with the cover flap partly inserted.

Similar reference characters are used to designate similar parts throughout the sev- T he carton blank consists of a T shaped section of cardboard as indicated in Fig. 1, and consistin of a body portion 5 and a cover portion T e bod portion is creased at the intersection with t e cover portion as at 7, and is also provided with parallel creases 8 and 9 for forming the front 10 and back 11 of the carton. A crease 12 is provided in the cover 6 to form a flap for insertion in the duplex front corners 25. Greases 13 and 14 are contmuations of thesides of the cover 6, and parallel creases 15 and 16 are dispo intermediate the outer edges of the body portion and the creases 13 and M. Di nal creases 17 form the duplex corner folds and shts 18 permit infoldjng of tabs 19. The rectangular sections 20 and 21 formed bythe creases form the' two ends of the carton while the rectangular sections 22 and 23 form end reinforcements and end edge closures Triangular indents 26 are formed 1n the cover tongue 24 for the pur.

eral views.

the triangularpose of more securely retaining the tongue in the spaces 25. A thumb indent 27 permits more satisfactory engagement of the thumb when opening the carton, and the recess 28 creases 8 and 9, next the reinforcing portions 22 and 23 and bent up on the creases 15 and 16, followed by portions 11 and 10 which are bent up on lines 8 and 9, which partially forms the carton as indicated in Fig.

The body portion is next bent up on the creases 13 and 14 forming the carton as indicated in over and the tongue 24 inserted in the spaces 25 as indicated in Fig. 4, securely locking the carton.

Having described an operative method of constructing and folding the carton it will be understood that variations in form may be resorted to which are consistent with the a Fig. 3, the cover being then folded.

pended claims and that such variations will not detract from the spirit or sec of the in vention or sacrifice any of its advantages. What I claim is: A folding carton formed from a T shaped blank and securely locked in folded position by insertion of the cover tongue 1n slots formed at the front corners between the front panel and-the diagonally folded corner material, said sides having inturned flanges to provide reinforcement at the top thereof, said anges having depending dia nal tongues interposed within said diagonafi; folded corners, said cover ton e having a series of trlangularindents fgi eng ement in said diagonally folded corners, a t umb indent in said cover tongue, a thumb recess in the front panel, said blank being creasedat all bend lines, the head section of the T shaped blank having diagonal corners.

In testimonywhereof I have afiixed my signature.

, OTTO BLITZ. 

